﻿#define _CRT_SECURE_NO_WARNINGS 1

//编程初学者入门训练第七十二题
//BC74 HTTP状态码
//https://www.nowcoder.com/practice/99dba043761e43c2a6f931e2c5c247c7?tpId=107&tqId=33355&rp=1&ru=/exam/oj/ta&qru=/exam/oj/ta&sourceUrl=%2Fexam%2Foj%2Fta%3FtpId%3D107&difficulty=undefined&judgeStatus=undefined&tags=&title=

#include <stdio.h>

int main() {
    int n = 0;
    while (scanf("%d", &n) != EOF) {
        switch (n) {
        case 200:
            printf("OK\n");
            break;
        case 202:
            printf("Accepted\n");
            break;
        case 400:
            printf("Bad Request\n");
            break;
        case 403:
            printf("Forbidden\n");
            break;
        case 404:
            printf("Not Found\n");
            break;
        case 500:
            printf("Internal Server Error\n");
            break;
        case 502:
            printf("Bad Gateway\n");
            break;
        }
    }
    return 0;
}
